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J. C. GASTON.

Churn Dasher.

Patehted May 21. 1867.

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J. O. GASTON, OF CINCINNATI, OHIO.

Letters Patent No. 64,969, dated May 21, 1867.

ATMOSPHERIC GHURN-DASHER.

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TO ALL WHOM IT MAY CONCERN:

Be it known that I, J. C. GASTON, of Cincinnati, Hamilton county, andState of Ohio, have invented a, new and improved buoyant AtmosphericChurn-Dash, of which the following is a full and clear descriptionthereof, reference being had to the accompanying drawings making part ofthis specification.

My improvement in churn-dashes relates to the dash-beard or plateconstructed with an annular concavity in its lower face, and having acentral perforation through which passes the tubular handle, which isopen at the bottom and closed at the top, immediately beneath which isthe circular opening, which may be closed by the hand, and at the willof the operator.

Figure 1 represents a perspective view of my improved churn-dash.

Figure 2 is a transverse sectional view of the same.

. A is the tubular handle of the churn-dash. It is closed at its outerend a, and open at (1, its inner end, where it is secured to thedash-board c of the churn-dash B. A perforation, b, is made in thetubular handle A at a short distance below the outer end a. Theperforation maybe of any shape, with a diameter less than the width ofthe handle in which it is made. B is the churn-dash, which is secured tothe tubular handle A at its inner end d. The dash-board c of thechurn-dash B is constructed with-an annular concavity, e, in its lowerface. The concavity c is symmetrically located about the inner end defthe tubular handle A. The edge (1' of thedash-boord e is the limitoutwardly of the concavity c. A tight air-chamber, C, is enclosed bysecuring the conical or other shaped wall e to the dash-board e of thechurn-dash B, and the tubular handle A. The tubular handle A passesdirectly through the chamber C, and is secured to the edge of thecentrally located opening in the dash-board e of the churn-dash B at d.

The churn-dash herein described is adapted for use in all sizedbarrel-churns. In using it, the operator grasps the end of the tubularhandle A with one hand in such a position as to cover the perforation b;the churn-dash B is then forced down into the milk, and carries with itthe air confined in the annular concavity c, and also that in the lowerend of the tubular handle A. This confined air will be causedtocommingle with the milk when a quick reciprocating motion is imparted tothe churn-dash. In elevating the churn-dash B, the operator removes fromover the perforation b the hand which covers it in the downward descentof the churn-dash, and permits a. fresh supply of air. to pass downthrough the handle A to find its way as before into the body of themilk. This mode of introducing air into the milk causes a less violentdestruction of the socks containing the globules of butter than thatusually adopted, and the butter is thereby left in a better cdnditionfor speedy collection.

What I claim as my invention, and desire to secure by Letters Patent,is-

The tubular handle A, provided with the perforation 6, near the upperend a, in combination with the dash-board 0, having the annularconcavity c in its lower face, all constructed and operatingsubstantially as herein described and for the purpose set forth.

J. O. GASTON.

Witnesses:

0. L. Flsnnn, WILLIAM B. McConAs.

